Home / 30,812.90-46,219.35-25,628.90

Finding the Fourth Proportional to 30,812.90, 46,219.35 and 25,628.90

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Solution

The fourth proportional to 30,812.90, 46,219.35 and 25,628.90 is: 38,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,812.90 : 46,219.35 = 25,628.90 : x
  2. Step 2: Convert to fraction form
    30,812.90/46,219.35 = 25,628.90/x
  3. Step 3: Cross multiply
    30,812.90x = 46,219.35 × 25,628.90
  4. Step 4: Simplify right side
    30,812.90x = 1,184,551,099.22
  5. Step 5: Solve for x
    x = 1,184,551,099.22/30,812.90
  6. Step 6: Final answer
    x = 38,443.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.